Fix

backend/src/utils/mailer.js

@@ -35,7 +35,7 @@ function getAppIconUrl(appUrl) {
   if (!appUrl) return null;
   try {
     const icon = db.prepare(
-      `SELECT filename FROM app_icons ORDER BY updated_at DESC LIMIT 1`
+      `SELECT filename FROM app_icons WHERE name = 'logo-app' LIMIT 1`
     ).get();
     return icon ? `${appUrl.replace(/\/$/, '')}/api/icons-files/${icon.filename}` : null;
   } catch {